Home / 8,735.64-13,103.94-2,580.12

Finding the Fourth Proportional to 8,735.64, 13,103.94 and 2,580.12

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Solution

The fourth proportional to 8,735.64, 13,103.94 and 2,580.12 is: 3,870.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,735.64 : 13,103.94 = 2,580.12 : x
  2. Step 2: Convert to fraction form
    8,735.64/13,103.94 = 2,580.12/x
  3. Step 3: Cross multiply
    8,735.64x = 13,103.94 × 2,580.12
  4. Step 4: Simplify right side
    8,735.64x = 33,809,737.67
  5. Step 5: Solve for x
    x = 33,809,737.67/8,735.64
  6. Step 6: Final answer
    x = 3,870.32

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.